ionic: replace set_vf data with union

This (ab)use of a data buffer made some static code checkers
rather itchy, so we replace the a generic data buffer with
the union in the struct ionic_vf_setattr_cmd.

Fixes: fbb39807e9ae ("ionic: support sr-iov operations")
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 41 deletions

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_dev.c b/drivers/net/ethernet/pensando/ionic/ionic_dev.c
index 51d36a549ef7..52a1b5cfd8e7 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_dev.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_dev.c
@@ -417,54 +417,17 @@ void ionic_dev_cmd_port_pause(struct ionic_dev *idev, u8 pause_type)
 }
 
 /* VF commands */
-int ionic_set_vf_config(struct ionic *ionic, int vf, u8 attr, u8 *data)
+int ionic_set_vf_config(struct ionic *ionic, int vf,
+			struct ionic_vf_setattr_cmd *vfc)
 {
 	union ionic_dev_cmd cmd = {
 		.vf_setattr.opcode = IONIC_CMD_VF_SETATTR,
-		.vf_setattr.attr = attr,
+		.vf_setattr.attr = vfc->attr,
 		.vf_setattr.vf_index = cpu_to_le16(vf),
 	};
 	int err;
 
-	switch (attr) {
-	case IONIC_VF_ATTR_SPOOFCHK:
-		cmd.vf_setattr.spoofchk = *data;
-		dev_dbg(ionic->dev, "%s: vf %d spoof %d\n",
-			__func__, vf, *data);
-		break;
-	case IONIC_VF_ATTR_TRUST:
-		cmd.vf_setattr.trust = *data;
-		dev_dbg(ionic->dev, "%s: vf %d trust %d\n",
-			__func__, vf, *data);
-		break;
-	case IONIC_VF_ATTR_LINKSTATE:
-		cmd.vf_setattr.linkstate = *data;
-		dev_dbg(ionic->dev, "%s: vf %d linkstate %d\n",
-			__func__, vf, *data);
-		break;
-	case IONIC_VF_ATTR_MAC:
-		ether_addr_copy(cmd.vf_setattr.macaddr, data);
-		dev_dbg(ionic->dev, "%s: vf %d macaddr %pM\n",
-			__func__, vf, data);
-		break;
-	case IONIC_VF_ATTR_VLAN:
-		cmd.vf_setattr.vlanid = cpu_to_le16(*(u16 *)data);
-		dev_dbg(ionic->dev, "%s: vf %d vlan %d\n",
-			__func__, vf, *(u16 *)data);
-		break;
-	case IONIC_VF_ATTR_RATE:
-		cmd.vf_setattr.maxrate = cpu_to_le32(*(u32 *)data);
-		dev_dbg(ionic->dev, "%s: vf %d maxrate %d\n",
-			__func__, vf, *(u32 *)data);
-		break;
-	case IONIC_VF_ATTR_STATSADDR:
-		cmd.vf_setattr.stats_pa = cpu_to_le64(*(u64 *)data);
-		dev_dbg(ionic->dev, "%s: vf %d stats_pa 0x%08llx\n",
-			__func__, vf, *(u64 *)data);
-		break;
-	default:
-		return -EINVAL;
-	}
+	memcpy(cmd.vf_setattr.pad, vfc->pad, sizeof(vfc->pad));
 
 	mutex_lock(&ionic->dev_cmd_lock);
 	ionic_dev_cmd_go(&ionic->idev, &cmd);